1142420311034 has 4 divisors (see below), whose sum is σ = 1713630466554. Its totient is φ = 571210155516.

The previous prime is 1142420311033. The next prime is 1142420311103. The reversal of 1142420311034 is 4301130242411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 976742819809 + 165677491225 = 988303^2 + 407035^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1142420310994 and 1142420311012.

It is not an unprimeable number, because it can be changed into a prime (1142420311033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285605077757 + ... + 285605077760.

Almost surely, 2^{1142420311034} is an apocalyptic number.

1142420311034 is a deficient number, since it is larger than the sum of its proper divisors (571210155520).

1142420311034 is an equidigital number, since it uses as much as digits as its factorization.

1142420311034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571210155519.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1142420311034 its reverse (4301130242411), we get a palindrome (5443550553445).

The spelling of 1142420311034 in words is "one trillion, one hundred forty-two billion, four hundred twenty million, three hundred eleven thousand, thirty-four".